Base | Representation |
---|---|
bin | 1100010000111… |
… | …1000010001001 |
3 | 10120210111212220 |
4 | 3010033002021 |
5 | 101132114201 |
6 | 5034324253 |
7 | 1163151045 |
oct | 304170211 |
9 | 116714786 |
10 | 51441801 |
11 | 27045a94 |
12 | 15289689 |
13 | a871748 |
14 | 6b91025 |
15 | 47b2036 |
hex | 310f089 |
51441801 has 8 divisors (see below), whose sum is σ = 68622720. Its totient is φ = 34277712.
The previous prime is 51441799. The next prime is 51441811. The reversal of 51441801 is 10814415.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51441801 - 21 = 51441799 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51441811) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7936 + ... + 12878.
It is an arithmetic number, because the mean of its divisors is an integer number (8577840).
Almost surely, 251441801 is an apocalyptic number.
It is an amenable number.
51441801 is a deficient number, since it is larger than the sum of its proper divisors (17180919).
51441801 is a wasteful number, since it uses less digits than its factorization.
51441801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8415.
The product of its (nonzero) digits is 640, while the sum is 24.
The square root of 51441801 is about 7172.2939844934. The cubic root of 51441801 is about 371.9107413897.
The spelling of 51441801 in words is "fifty-one million, four hundred forty-one thousand, eight hundred one".
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